Base | Representation |
---|---|
bin | 11101010010001110… |
… | …100001100001010110 |
3 | 10000011102000110100212 |
4 | 131102032201201112 |
5 | 1003344220410402 |
6 | 22240104405422 |
7 | 2162135140322 |
oct | 352216414126 |
9 | 100142013325 |
10 | 31444310102 |
11 | 12376547647 |
12 | 6116776872 |
13 | 2c7168916a |
14 | 17441b2982 |
15 | c40822952 |
hex | 7523a1856 |
31444310102 has 16 divisors (see below), whose sum is σ = 47831596080. Its totient is φ = 15500616192.
The previous prime is 31444310101. The next prime is 31444310143. The reversal of 31444310102 is 20101344413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31444310101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337049 + ... + 420107.
It is an arithmetic number, because the mean of its divisors is an integer number (2989474755).
Almost surely, 231444310102 is an apocalyptic number.
31444310102 is a deficient number, since it is larger than the sum of its proper divisors (16387285978).
31444310102 is a wasteful number, since it uses less digits than its factorization.
31444310102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85727.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 31444310102 its reverse (20101344413), we get a palindrome (51545654515).
The spelling of 31444310102 in words is "thirty-one billion, four hundred forty-four million, three hundred ten thousand, one hundred two".
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